these 6 derivations will be built:
  /nix/store/4n9jsxvbar7vbqsw08r4q3nzrjknkln2-iets-0.1.0.drv
  /nix/store/nmgwsvcb6zm237g8crs3375zz57lb357-closure-info.drv
  /nix/store/qzl0b3jfm9b76clwf6lfvp7136v18f6b-test-script.drv
  /nix/store/75l2lja5pfrmy06h9qgpshh9jfgvdw0x-driverConfiguration.json.drv
  /nix/store/6g4sin86sh13dhbadiafhrxxnfcb75vj-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/yhr3jv5ksk7wbz18m0nbmwcnrh5k7r4f-container-test-run-iets-grpc-e2e.drv